ZLT X21-Spec
| Chip set | UNISOC: IVY510 Realtek: 8198D |
| RF standard | 5G NR(3GPP Release 15 )/TDD-LTE/FDD-LTE |
| Flash | 2 Gb |
| RAM | DDR3 2 Gb |
| Ethernet LAN | 4 * Gigabit RJ45 LAN Ports 10/100/1000 auto-sensing, |
| Voice POTS | 1* RJ11 support VoNR/VoLTE or VOIP |
| LED | 5 LED Indicators (PWR, 5G/LTE, 5G Wi-Fi, 2.4G Wi-Fi, Network Signal) |
| SIM | 1 SIM (FF) Support 1,8V & 3.3V |
| Reset Button | Tact Switch |
| Antenna | 6 Built-in 5G/LTE antennas, 2 Built-in Wi-Fi antennas (2.4G+5G) |
| Power Consumption |
< 24W |
| Power Supply | AC100V~240V,50Hz~60Hz DC 12V DC±10% 2A |
| Size | 117mm*117mm*180mm |
| Weight | <500g |
| LAN RJ 45 | The LAN port allows you to connect PC to surf internet via CPE |
| USIM Slot | Support standard 1.8V / 3.3V USIM |
| WPS Button | Click to start WPS connection |
| TEL | Support VONR/VOLTE/VOIP |
| USB | TYPE_A USB3.1, for test |
| DC | DC 2.0 |
| POWER Button | Power button |
| Power Indicator | Indicate power on/off status |
| WPS Indicator | Indicate WPS connection status |
| Wi-Fi Indicator | Indicate Wi-Fi on/off status |
| Network Indicator | Indicate network link status |
| Signal Bar Indicator | Indicate network signal strength |
| Support Bands | NR: N41/ N77/N78/N79 FDD: B1/B2/B3/ B5/B7/B8 TDD: B34/B39/B40/B41 |
| Output Power | 5G NR: 23+-2dBm LTE: 23+-2dBm |
| LTE Antenna | 6 Built-in Antennas |
| LTE Antenna Gain | 3-5 Db |
| Wi-Fi Frequency | 2.4GHz/5GHz |
| Wi-Fi Antenna | 2 Build-in high gain Wi-Fi antennas, 2.4GHz, 5GHz integrated antenna |
| Wi-Fi Output Power |
16 dBm/2.4G;18 dBm/5G; |
| 16 dBm/2.4G;18 dBm/5G; | 20MHz, 40MHz,80MHz(ac) |
| Peak Throughput | 5G NR: 1.25Gbps (UL), 2.45 Gbps(DL) TDD/FDD LTE: Category 12 with 450Mbps( DL) TDD/FDD LTE: Category 13 with 150Mbps( UL) |
| Language | Simple Chinese, English Could be customized |
| Https/Http | Both |
| User login | Support two users (admin user and normal user) and different limitation and display |
| SIM Card | PIN Management SIM card Authentication |
| Backup/restore | Encryption backup current settings and restore the backup settings |
| Diagnosis | Export current diagnosis results and operation logs |
| Statistics | Link Status (LAN) Transmit / receive traffic in packets Up Time |
| Multi-APN | 3 |
| VPN | PPTP/L2TP/SSL VPN/GRE/IP SEC |
| IPV6 | IPv6/IPv4 dual stack |
| Network Status | Signal strength Network type Network connection status Operator name, system mode SIM card status |
| Cell lock | Support |
| Voice | Support VoNR/VoLTE or VOIP |
| Carrier SIM Lock | Support |
| Work mode | NAT/ Bridge/ Router mode |